Smells Cats Hate. Female cats, when “in heat” excrete a very powerful chemical signal that male cats can detect over miles. When you are thinking about animal noses and their sense of smell, you likely come to the conclusion that dogs are the champion of smelling.
In general, cats aren't a fan of most plant smells. That is a huge difference! Examples of citrus fruits are lemon, orange, lime and grapefruit.
That is a huge difference!
Some might dislike something more than others. Pine is also one of the smells that cats hate the most. Sexual reproduction—the above mentioned jocobson’s organ is primarily thought to be used for pheromone detection. And, you can use this knowledge to somewhat control where your cat, or maybe even a neighbor cat, is allowed to be.